KTA athlete J.J. Wolf (and his mullet) turned heads at the U.S. Open during his run to the third round of the Grand Slam.

ATP Tour: Inspired by Agassi, Why J.J. Wolf is More Than a Mullet
Ohio State Buckeyes: J.J. Wolf on to the Third Round at the US Open
Cincinnati Enquirer: Reactions: Cincinnati's JJ Wolf, Caty McNally win first-round U.S. Open matches 
Buckeyes Wire: Former Ohio State men's tennis star J.J. Wolf with big upset at U.S. Open
Baseline: J.J. Wolf rocks mullet, wins first match in New York

11/1/2021 USTA: Las Vegas Open 
JJ Wolf led an American title sweep in Las Vegas at the ATP Challenger 80 event on the USTA Pro Circuit
https://www.usta.com/en/home/pro/pro-media---news/jj-wolf--brandon-nakashima-win-atp-challenger-singles-titles-in-.html